41156831693 has 4 divisors (see below), whose sum is σ = 41181143388. Its totient is φ = 41132520000.

The previous prime is 41156831663. The next prime is 41156831701. The reversal of 41156831693 is 39613865114.

41156831693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6591328969 + 34565502724 = 81187^2 + 185918^2 .

It is a cyclic number.

It is not a de Polignac number, because 41156831693 - 2¹⁴ = 41156815309 is a prime.

It is a super-3 number, since 3×41156831693³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41156831663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12153308 + ... + 12156693.

It is an arithmetic number, because the mean of its divisors is an integer number (10295285847).

Almost surely, 2^41156831693 is an apocalyptic number.

It is an amenable number.

41156831693 is a deficient number, since it is larger than the sum of its proper divisors (24311695).

41156831693 is a wasteful number, since it uses less digits than its factorization.

41156831693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24311694.

The product of its digits is 466560, while the sum is 47.

The spelling of 41156831693 in words is "forty-one billion, one hundred fifty-six million, eight hundred thirty-one thousand, six hundred ninety-three".